/*
 *  Copyright 2013 National Institute of Advanced Industrial Science and Technology
 *  
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *  
 *      http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.sss.tool;

import org.sss.client.SssClient;
import org.sss.mapreduce.GroupID;

public class TupleGroupRemover {

  public static void main(String[] args) throws Exception {
    SssClient client = new SssClient(args);
    String[] others = client.getArgs();
    if (others.length < 1) {
      System.out.println("no group id");
      System.exit(1);
    }
    GroupID gid = GroupID.createFromString(others[0]);

    long n = client.removeTupleGroup(gid);
    if (!client.isStreamProtocol()) {
      System.out.println(String.format("Removed %d items.", n));
    }
  }
}
